Question

Study the following statements and state whether they are true or false.
i) Colour blindness is a genetic disorder, whereas night blindness is a nutritional
disorder.
ii) Pernicious anaemia is a nutritional deficiency disease, whereas sickle cell anaemia
is a genetic disease / disorder.
iii) Administering TT injection to an injured child is related to passive artificial immunity,
whereas giving BCG vaccine is active artificial immunity.
iv) Malaria is a bacterial disease, whereas ring worm is a viral disease.

TNSCERT Class 10 Biology Ch 2 Immune System

Answer 1

i) true
ii) true
iii) false
iv) false